Question No. 1

Which of the following statements is TRUE regarding a VPWS service?

AVPWS is a point-to-multipoint service.

BVPWS requires MAC learning in order to forward frames to the correct destination

CA Spanning Tree Protocol must be enabled when deploying a VPWS.

DVPWS treats multicast traffic similar to unicast traffic.

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Correct Answer: D

Question No. 2

What operation is performed by an LSR when it receives an MPLS labeled packet?

AThe LSR refers to its routing table and forwards the packet to the next LSR or LER without altering the MPLS label.

BThe LSR refers to its MPLS label table, swaps the label and forwards the packet to the next LSR or LER.

CThe LSR refers to its MPLS label table forwards the packet to the next LSR or LER without altering the MPLS label.

DThe LSR refers to its MPLS label table, pops the label and forwards the packet to the next IP router.

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Correct Answer: B

Question No. 3

Which of the following is the location where an ISP aggregates its customer connections and connects them to

the Internet?

AA demarcation point

BAn Internet exchange point

CA regional Internet registry

DA point of presence

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Correct Answer: B

Question No. 4

Which of the following are functions of VLANs? (Choose two.)

AVLANs can group ports on multiple switches into unified broadcast domains

BVLANs allow multiple Ethernet switches to be connected in a single collision domain

CVLANs can separate ports on the same switch into different broadcast domains

DVLANs can group ports on the same switch into different collision domains

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Correct Answer: A, C

Question No. 5

If a customer requires a point-to-point layer 2 VPN service between two locations which VPN service would be typically suited for this customer?

AVirtual Private Wire Service .

BVirtual Private LAN Service.

CVirtual Private Routed Networks.

DVirtual Private Dark Fiber Service.

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Correct Answer: A

Free Nokia 4A0-100 Exam Actual Questions